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Natural number From Wikipedia, the free encyclopedia
102 (one hundred [and] two) is the natural number following 101 and preceding 103.
| ||||
---|---|---|---|---|
Cardinal | one hundred two | |||
Ordinal | 102nd (one hundred second) | |||
Factorization | 2 × 3 × 17 | |||
Divisors | 1, 2, 3, 6, 17, 34, 51, 102 | |||
Greek numeral | ΡΒ´ | |||
Roman numeral | CII | |||
Binary | 11001102 | |||
Ternary | 102103 | |||
Senary | 2506 | |||
Octal | 1468 | |||
Duodecimal | 8612 | |||
Hexadecimal | 6616 |
102 is an abundant number and a semiperfect number. It is a sphenic number.
The sum of Euler's totient function φ(x) over the first eighteen integers is 102.
102 is the first three-digit base 10 polydivisible number, since 1 is divisible by 1, 10 is divisible by 2 and 102 is divisible by 3. This also shows that 102 is a Harshad number. 102 is the first 3-digit number divisible by the numbers 3, 6, 17, 34 and 51.
There are 102 vertices in the Biggs–Smith graph.
102 is also:
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